Bumping them for every release just adds too much git
noise and history blowup.

As spotted by the extended linter.

Add CodeMirror.defineOption function for defining new options.

Add findMatchingBracket to the methods exported by this extension.

Closes #746

It is not part of the set of styled classes.

See http://hpccsystems.com

 for further information.

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>